20174160915

素因数分解:

$3^4\times 5^1\times {\mathrm{49812743}}^1$

素因数の和:49812760

約数の個数: 20

約数和(自身を含む): 36164052144

約数和(自身を除く): 15989891229

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49812743, 149438229, 249063715, 448314687, 747191145, 1344944061, 2241573435, 4034832183, 6724720305, 20174160915]

約数ペア:

[(1, 20174160915), (3, 6724720305), (5, 4034832183), (9, 2241573435), (15, 1344944061), (27, 747191145), (45, 448314687), (81, 249063715), (135, 149438229), (405, 49812743)]